Climate at a Glance

Divisional Mapping

Choose from the options below and click "Plot" to create a map. Select Temperature and Precipitation Maps are available for download.

Download Table Data: xml csv json
Download All Months/Years: xml csv json
Climate Division Value Rank
(125 Years)
Illinois CD 1. Northwest25.8°F2129.9°F-4.1°F
Illinois CD 2. Northeast26.8°F2330.4°F-3.6°F
Illinois CD 3. West30.3°F2633.6°F-3.3°F
Illinois CD 4. Central30.2°F2633.2°F-3.0°F
Illinois CD 5. East30.2°F2932.8°F-2.6°F
Illinois CD 6. West Southwest34.3°F3736.4°F-2.1°F
Illinois CD 7. East Southeast34.8°F3836.5°F-1.7°F
Illinois CD 8. Southwest38.4°F4039.7°F-1.3°F
Illinois CD 9. Southeast39.0°F4739.8°F-0.8°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published January 2020, retrieved on January 18, 2020 from